55669-74-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55669-74-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,6,6 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 55669-74:
(7*5)+(6*5)+(5*6)+(4*6)+(3*9)+(2*7)+(1*4)=164
164 % 10 = 4
So 55669-74-4 is a valid CAS Registry Number.
55669-74-4Relevant articles and documents
Deprotection of benzaldehyde diacetates by ceric ammonium nitrate coated on silica
Cotelle, Philippe,Catteau, Jean-Pierre
, p. 3855 - 3858 (1992)
Benzaldehyde diacetates were selectively converted to the corresponding benzaldehydes using Ceric Ammonium Nitrate (CAN) coated on silica in dichloromethane.